Un ULM à pédales ?

http://www.aerovfr.com/2015/12/un-hpa-mis-en-vol-aux-etats-unis/

http://dashpa.blogspot.fr/

[youtube https://www.youtube.com/watch?v=I84dOCOdiTY&w=560&h=315]

[youtube https://www.youtube.com/watch?v=vbYhEB9Aj8Q&w=560&h=315]